Tells: Whitish pores age to gray or gray-brown, & stain yellow-brown. White cap flesh slowly stains gray, but stem flesh may stain red first, & may end bluish.
Other Information: Dark blackish-brown cap is lighter at the edge & fades to yellow-brown w/age. Salt & pepper stem often stains blue by the base. Likes birch and aspen.
- NH4OH (Ammonia): No data.
- KOH: No data.
- FeSO4 (Iron Salts): Cap flesh slowly turns bluish gray.